<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>邮箱客户端</title>
    <link rel="stylesheet" href="styles.css">
</head>
<body>
    <div id="app">
        <div id="sidebar">
            <button id="compose-btn">撰写邮件</button>
            <ul id="folder-list">
                <li data-folder="INBOX">收件箱</li>
                <li data-folder="Sent">已发送</li>
                <li data-folder="Drafts">草稿</li>
                <li data-folder="Junk">垃圾邮件</li>
            </ul>
            <button id="settings-btn">设置</button>
        </div>
        <div id="main-content">
            <input type="text" id="search-input" placeholder="搜索邮件...">
            <div id="email-list">
                <!-- 邮件列表将在这里动态生成 -->
            </div>
            <div id="email-preview">
                <!-- 邮件预览将在这里动态生成 -->
            </div>
        </div>
    </div>
    <script src="renderer.js"></script>
</body>
</html>